Quote Investigator does a pretty decent job of tracking down this quote (and it's pretty clearly not Hemingway, but it sounds like you already guessed at that.)

Quote Investigator does a pretty decent job of tracking down this quote (and it's pretty clearly not Hemingway, but it sounds like you already guessed at that.) https://quoteinvestigator.com/2011/09/14/writing-bleed/ https://quoteinvestigator.com/2011/09/14/writing-bleed/